*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #080c14;
    --surface: rgba(255,255,255,0.04);
    --surface-hover: rgba(255,255,255,0.07);
    --border: rgba(255,255,255,0.08);
    --border-focus: rgba(255,255,255,0.2);
    --text-primary: #f0f4ff;
    --text-muted: #64748b;
    --text-dim: #94a3b8;

    --x-color: #f472b6;
    --x-glow:  rgba(244, 114, 182, 0.35);
    --o-color: #60a5fa;
    --o-glow:  rgba(96, 165, 250, 0.35);
    --draw-color: #fbbf24;

    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --glass: blur(16px);

    --font: 'Outfit', sans-serif;
}

html, body {
    height: 100%;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

.bg-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.45;
    animation: drift 22s ease-in-out infinite;
}

.orb-1 { width: 520px; height: 520px; background: #6c2fca; top: -140px; left: -140px; animation-delay: 0s; }
.orb-2 { width: 380px; height: 380px; background: #0e3fa8; bottom: -100px; right: -80px; animation-delay: -8s; }
.orb-3 { width: 280px; height: 280px; background: #c2185b; top: 45%; left: 50%; animation-delay: -14s; opacity: 0.22; }

@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(30px, -24px) scale(1.04); }
    66%       { transform: translate(-20px, 20px) scale(0.97); }
}

.page-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 960px;
    padding: 24px 20px 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.game-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--surface);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 22px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: all 0.25s;
    border: 1px solid transparent;
}

.back-btn:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
    border-color: var(--border);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--x-color), var(--o-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 0 18px rgba(244,114,182,0.25);
    transform: rotate(-5deg);
}

.brand-name {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.brand-badge {
    background: linear-gradient(135deg, var(--x-color), var(--o-color));
    color: #fff;
    font-size: 0.55rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 3px 9px;
    border-radius: 20px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.25s;
}

.icon-btn:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
    border-color: var(--border-focus);
}

.icon-btn.danger:hover {
    color: #f87171;
    border-color: rgba(248,113,113,0.35);
    background: rgba(248,113,113,0.07);
}

.game-layout {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: start;
    flex: 1;
}

.player-card {
    background: var(--surface);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
    position: relative;
    overflow: hidden;
}

.player-card::before {
    content: '';
    position: absolute;
    inset: 0;
    transition: opacity 0.35s;
    opacity: 0;
    border-radius: var(--radius-lg);
}

.player-card[data-player="x"]::before {
    background: radial-gradient(ellipse at top, rgba(244,114,182,0.12) 0%, transparent 65%);
}

.player-card[data-player="o"]::before {
    background: radial-gradient(ellipse at top, rgba(96,165,250,0.12) 0%, transparent 65%);
}

.player-card.active { border-color: var(--border-focus); }
.player-card.active::before { opacity: 1; }

.player-card[data-player="x"].active {
    border-color: rgba(244,114,182,0.4);
    box-shadow: 0 0 32px rgba(244,114,182,0.12), inset 0 1px 0 rgba(244,114,182,0.15);
}

.player-card[data-player="o"].active {
    border-color: rgba(96,165,250,0.4);
    box-shadow: 0 0 32px rgba(96,165,250,0.12), inset 0 1px 0 rgba(96,165,250,0.15);
}

.player-mark {
    font-size: 2.6rem;
    font-weight: 900;
    line-height: 1;
    position: relative;
    z-index: 1;
}

.x-mark { color: var(--x-color); text-shadow: 0 0 20px var(--x-glow); }
.o-mark  { color: var(--o-color); text-shadow: 0 0 20px var(--o-glow); }

.player-info { position: relative; z-index: 1; }

.player-label {
    display: block;
    font-size: 0.62rem;
    letter-spacing: 2px;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 4px;
}

.player-name {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.player-score {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    position: relative;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
}

[data-player="x"] .player-score { color: var(--x-color); }
[data-player="o"] .player-score { color: var(--o-color); }

.player-score.pop { transform: scale(1.3); }

.turn-indicator {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    opacity: 0;
    transition: opacity 0.3s;
    position: relative;
    z-index: 1;
}

.turn-indicator.visible { opacity: 1; }

.turn-indicator .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    animation: blink 1.2s ease-in-out infinite;
}

[data-player="x"] .turn-indicator { color: var(--x-color); }
[data-player="o"] .turn-indicator { color: var(--o-color); }

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.2; }
}

.board-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.status-bar {
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dim);
    letter-spacing: 0.3px;
}

.board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding: 18px;
    background: var(--surface);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}

.cell {
    width: 110px;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.8rem;
    font-weight: 900;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.03);
    border: 1.5px solid var(--border);
    cursor: pointer;
    user-select: none;
    transition: background 0.2s, border-color 0.2s, transform 0.15s;
    position: relative;
    overflow: hidden;
}

.cell::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-md);
    background: radial-gradient(circle at center, rgba(255,255,255,0.08), transparent 70%);
    opacity: 0;
    transition: opacity 0.2s;
}

.cell:not(.taken):hover {
    background: var(--surface-hover);
    border-color: var(--border-focus);
    transform: scale(1.04);
}

.cell:not(.taken):hover::after { opacity: 1; }

.cell.x-cell {
    color: var(--x-color);
    text-shadow: 0 0 16px var(--x-glow);
    border-color: rgba(244,114,182,0.2);
    background: rgba(244,114,182,0.05);
}

.cell.o-cell {
    color: var(--o-color);
    text-shadow: 0 0 16px var(--o-glow);
    border-color: rgba(96,165,250,0.2);
    background: rgba(96,165,250,0.05);
}

.cell.win-cell.x-cell {
    background: rgba(244,114,182,0.15);
    border-color: var(--x-color);
    box-shadow: 0 0 20px var(--x-glow), inset 0 0 16px rgba(244,114,182,0.1);
    animation: winPulse 0.6s ease-out;
}

.cell.win-cell.o-cell {
    background: rgba(96,165,250,0.15);
    border-color: var(--o-color);
    box-shadow: 0 0 20px var(--o-glow), inset 0 0 16px rgba(96,165,250,0.1);
    animation: winPulse 0.6s ease-out;
}

@keyframes winPulse {
    0%   { transform: scale(0.92); opacity: 0.5; }
    60%  { transform: scale(1.08); }
    100% { transform: scale(1); opacity: 1; }
}

.cell.mark-enter {
    animation: markPop 0.28s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes markPop {
    from { transform: scale(0.4); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

.draws-row {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 8px 22px;
}

.draws-label {
    font-size: 0.7rem;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
}

.draws-value {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--draw-color);
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 20px;
    transition: opacity 0.3s;
}

.modal-backdrop.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-card {
    background: #0e1420;
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 44px 40px 36px;
    max-width: 400px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 32px 80px rgba(0,0,0,0.5);
    transform: translateY(0);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
}

.modal-backdrop.hidden .modal-card { transform: translateY(16px); }

.modal-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    top: -120px;
    left: 50%;
    transform: translateX(-50%);
    filter: blur(60px);
    opacity: 0.35;
    pointer-events: none;
    transition: background 0.3s;
}

.modal-icon {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1;
    position: relative;
    z-index: 1;
}

.modal-icon.x-icon { color: var(--x-color); text-shadow: 0 0 24px var(--x-glow); }
.modal-icon.o-icon { color: var(--o-color); text-shadow: 0 0 24px var(--o-glow); }
.modal-icon.draw-icon { color: var(--draw-color); }

.modal-title {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    z-index: 1;
}

.modal-sub {
    font-size: 0.9rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    width: 100%;
}

.btn-play-again {
    flex: 2;
    padding: 14px;
    background: linear-gradient(135deg, var(--x-color), var(--o-color));
    border: none;
    border-radius: var(--radius-md);
    color: #fff;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.25s;
    box-shadow: 0 4px 20px rgba(244,114,182,0.25);
}

.btn-play-again:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(244,114,182,0.35);
}

.btn-reset-all {
    flex: 1;
    padding: 14px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s;
}

.btn-reset-all:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--border-focus);
}

.names-modal-card {
    gap: 16px;
}

.name-inputs {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
}

.name-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
    text-align: left;
}

.name-field label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.x-label { color: var(--x-color); }
.o-label { color: var(--o-color); }

.name-field input {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.25s;
    width: 100%;
}

.name-field input:focus {
    border-color: var(--border-focus);
    background: rgba(255,255,255,0.07);
}

.name-field input::placeholder { color: var(--text-muted); font-weight: 400; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

@media (max-width: 700px) {
    .game-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }

    .player-card {
        flex-direction: row;
        justify-content: space-between;
        padding: 18px 20px;
        text-align: left;
    }

    .player-score { font-size: 2.2rem; }
    .player-mark { font-size: 2rem; }

    .cell { width: 88px; height: 88px; font-size: 2.2rem; }

    .board-area { order: -1; }
}

@media (max-width: 420px) {
    .cell { width: 72px; height: 72px; font-size: 1.8rem; }
    .board { gap: 7px; padding: 12px; }
    .brand-badge { display: none; }
}